There is always room for someone to do it better. But I would say part of the appeal of mobile development is the joy of using frameworks designed for applicat

There is always room for someone to do it better. But I would say part of the appeal of mobile development is the joy of using frameworks designed for applications, instead of relying on document frameworks. I wonder why all these cross platform toolkits all hinge on web technologies? Where are the toolkits in the OpenStep-vein of mobile cross platform software development?